#4689BB#4689BB

#4689BB is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.8% C 0.102 H 243.2°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#4689BB
RGB	rgb(70, 137, 187)
HSL	hsl(206, 46%, 50%)
HSV	hsv(206, 63%, 73%)
CMYK	cmyk(62.6%, 26.7%, 0%, 26.7%)
CIE-LAB	lab(54.84, -5.81, -32.49)
CIE-LCH	lch(54.84, 33.00, 259.85°)
OKLab	oklab(60.78% -0.0462 -0.0914)
OKLCH	oklch(60.78% 0.102 243.2)
XYZ	xyz(20.4377, 22.7793, 50.3238)
Luminance	0.2278 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4689BB #BB7846

analogous

#46BBB2 #4689BB #464EBB

triadic

#4689BB #BB4689 #89BB46

tetradic

#4689BB #B246BB #BB7846 #4EBB46

square

#4689BB #B246BB #BB7846 #4EBB46

split-complementary

#4689BB #BB464E #BBB246

monochromatic

#244862 #35688F #4689BB #73A6CB #A0C2DC

Accessibility & contrast

On white

3.78

#4689BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#4689BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4689BB

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4689BB	#FFFFFF	#000000	##000000
##4689BB	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738ABD

Deuteranopia (green-blind)

#637EBA

Tritanopia (blue-blind)

#00959A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4689bb;
/* rgb */ color: rgb(70, 137, 187);
/* oklch */ color: oklch(60.8% 0.102 243.2);

Tailwind

colors: {
  custom: {
    50: '#84abcf',
    500: '#4689bb',
    950: '#000000',
  },
}

SCSS

$custom: #4689bb;
$custom-light: #84abcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4689bb",
  "rgb": {
    "r": 70,
    "g": 137,
    "b": 187
  },
  "hsl": {
    "h": 205.641,
    "s": 46.245,
    "l": 50.392
  },
  "oklch": {
    "l": 0.60781,
    "c": 0.10239,
    "h": 243.2
  },
  "luminance": 0.22781
}

Semantic roles & 50–950 ramp

primary

#4689BB

secondary

#C8AB94

accent

#8A52D6

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4689BB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →